TELECOMMUNICATIONS MEDIA
Telecommunications is the electronic transmission of information over distances, including voice calls, data, text, images, and video. It encompasses a range of technologies like fiber optics, satellites, telephones, and the Internet. Components of a telecommunications network include terminals, int
5 views • 13 slides
IEEE 802.11-23/1288r0 Bandwidth Utilization Proposal
This proposal aims to improve bandwidth utilization in IEEE 802.11 networks by allowing devices to transmit on idle channels within the operating bandwidth. It addresses the inefficiencies caused by the current limitation where devices do not transmit on idle portions if the primary channel is busy.
2 views • 24 slides
Challenges and Requirements for Bandwidth Indication in IEEE 802.11
The document discusses challenges and requirements related to bandwidth indication in RTS/CTS frames with PPDU in 320 MHz, focusing on scenarios where bandwidth signaling may lead to misinterpretation by stations. It highlights the need for dynamic bandwidth and preamble puncturing information in RT
2 views • 21 slides
Understanding Performance of Transmission Lines in Electrical Engineering
The performance of a transmission line in power systems is critical for efficient operation. Factors such as voltage drop, line losses, and transmission efficiency are key considerations in design and operation. The line parameters of resistance, inductance, capacitance, and shunt conductance play c
2 views • 26 slides
Understanding Transmission Modes in Computer Networks
Transmission modes in computer networks can be divided into serial and parallel modes. Parallel transmission allows multiple bits to be sent simultaneously over separate media, while serial transmission sends one bit at a time. The choice between serial and parallel transmission depends on factors s
0 views • 13 slides
Proposal for Efficient Bandwidth Utilization in IEEE 802.11 Networks
This proposal aims to address the inefficient utilization of bandwidth in IEEE 802.11 networks by allowing stations to transmit on idle channels within their operating bandwidth. The document discusses the problem statement, high-level solution, relevant capabilities of transmitters and receivers, p
0 views • 15 slides
Understanding Spread Spectrum Techniques in Data Transmission
Explore the concepts of bandwidth utilization, spreading, and transmission modes in data transmission and digital communication. Learn about spread spectrum techniques such as frequency hopping and direct sequence spread spectrum, which enable efficient sharing of wireless communication channels. Di
1 views • 28 slides
Understanding Bandwidth and Digital Signals in Computer Networks
Exploring the concept of bandwidth in computer networks, which refers to the range of frequencies in a signal, and delving into the decomposition of signals into simple sine waves using tools. Additionally, the discussion covers digital signals, their representation, and the transmission of informat
1 views • 14 slides
IEEE 802.11 Proposal for 320MHz Ranging Enhancement
This document discusses the proposal for enhancing IEEE 802.11 with support for 320MHz bandwidth ranging operations. It aims to improve ranging accuracy by expanding 802.11az frames and procedures to accommodate the increased bandwidth. The focus is on MAC-related changes, exploring different option
1 views • 26 slides
IEEE 802.11-21/1737r0 Beacon and Group Frames Information
This document discusses the transmission of Beacon and group addressed frames in IEEE 802.11 networks, focusing on the impact of frame types and MCS on BSS range and transmission rate. It proposes out-of-band signaling to assist scanning STAs in determining BSS range and non-AP MLDs in selecting a l
0 views • 14 slides
Understanding Performance Analysis of Digital Modulation Techniques
Explore the realm of digital modulation techniques such as ASK, FSK, PSK, QPSK, QAM, and more. Learn about bandwidth efficiency, baud rates, minimum bandwidth, and how to calculate them. Discover the importance of M-ary modulation and how it impacts data transmission rates and bandwidth requirements
4 views • 18 slides
Understanding the Transmission of Viruses: Routes and Implications
Viruses are intracellular parasites that require transmission to a new host to evade immune responses. This transmission process, whether through respiratory droplets, fecal-oral routes, or sexual contact, is crucial in the viral life cycle. Different modes of transmission, such as horizontal and ve
0 views • 11 slides
Understanding Neurohumoural Transmission in Veterinary Pharmacology
Neurohumoural transmission in the field of veterinary pharmacology involves the communication of nerve messages through the release of chemical messengers. This process includes axonal conduction and junctional transmission. The historical aspects of neurohumoural transmission highlight key discover
5 views • 11 slides
Improved Preamble Puncturing in IEEE 802.11be Standard
The document discusses enhancements in preamble puncturing for the IEEE 802.11be standard, focusing on improving channel utilization in various network scenarios within a 160MHz bandwidth. It introduces improvements for multi-user and single-user PPDU scenarios to maximize available bandwidth and en
0 views • 11 slides
Efficient Preamble Puncturing Support for IEEE 802.11 EHT Wide Bandwidth Transmission
The IEEE 802.11-20/0895r0 document addresses the introduction, issues, motivation, and support for preamble puncturing in EHT transmissions. It focuses on optimizing resource allocation while facilitating flexible preamble puncturing for OFDMA transmission in wide bandwidth scenarios, such as managi
0 views • 14 slides
Test Scope and Requirements for NR-U UE Demodulation
The documentation discusses the test scope and requirements for demodulation of NR-U UE, emphasizing semi-static and dynamic channel access devices. It covers specifics such as test scenarios, DL transmission options, CQI requirements, and downlink transmission model. The aim is to prioritize test c
6 views • 13 slides
Advances in White Light Cavity for Sensitivity and Bandwidth Optimization
The research discusses innovative ideas for enhancing sensitivity and bandwidth limits in the context of white light cavity technologies. It explores methods such as external/internal squeezing and signal recycling to surpass existing Mizuno Limits, shedding light on crucial issues for future upgrad
0 views • 27 slides
Enhancing Memory Cache Efficiency with DRAM Compression Techniques
Explore the challenges faced by Moore's Law in relation to bandwidth limitations and the innovative solutions such as 3D-DRAM caches and compressed memory systems. Discover how compressing DRAM caches can improve bandwidth and capacity, leading to enhanced performance in memory-intensive application
0 views • 48 slides
Enhancing Support for Wider Bandwidth OFDMA in IEEE 802.11 Networks
The document discusses the implementation of Selective Spatial Transmission (SST) and Dynamic Subband Operation (DSO) to enable wider bandwidth OFDMA in IEEE 802.11be and 802.11bn standards. It covers enhancements for 80MHz, 160MHz, and 320MHz EHT DL and UL OFDMA transmissions, emphasizing the benef
0 views • 18 slides
IEEE 802.11-23/2141r0 Dynamic Subband Operation Discussion
Discussion on Dynamic Subband Operation in IEEE 802.11-23/2141r0 focusing on enabling flexible bandwidth allocation between APs and non-APs for improved resource utilization and system performance. The proposal aims to address bandwidth mismatches and enhance efficiency in channel access allocation
0 views • 15 slides
Bandwidth and Packet Type Detection Schemes for 40-50GHz Millimeter Wave Communication Systems
The document discusses bandwidth and packet type detection schemes for 40-50GHz millimeter wave communication systems in IEEE 802.11aj specifications. It proposes a preamble design for auto-detection of bandwidth and packet type to improve channel estimation and decoding efficiency. By utilizing dif
0 views • 27 slides
Congestion Control for High Bandwidth-Delay Product Networks
This presentation discusses the challenges faced by TCP in high bandwidth-delay product networks, highlighting issues such as oscillations and instability. It explores solutions like adjusting aggressiveness based on feedback delay, decoupling efficiency and fairness control, and introduces XCP as a
0 views • 23 slides
Optimized Content Transfer in Mesh Networks Using Bandwidth-Aware Chunking
This presentation by Gurdev Singh from Samsung addresses a technique for optimized content transfer in mesh networks by splitting content into file chunks based on the bandwidth of the channel. By considering the bandwidth or link quality of destination nodes, the content is divided so that lower ba
0 views • 20 slides
Enhancing Off-chip Bandwidth Utilization for Improved System Performance
Efficiently coordinating off-chip read/write bandwidth through the Bandwidth-aware LLC proposal yields a 12% performance improvement in an 8-core system across multiple workloads. This approach optimizes DRAM read latency, surpassing existing policies and filling performance gaps while confirming lo
1 views • 36 slides
Understanding Satellite Communications and Its Advantages
Satellite communications play a crucial role in allowing two Earth stations to communicate through a relay satellite. This method offers various advantages such as extended coverage area, independent transmission cost, precise communication, and higher bandwidth availability. Despite its benefits, s
0 views • 20 slides
Multi-AP for Reliable Wireless Transmission with Coherent and Non-coherent Technology
In this IEEE 802.11-23/2009r0 document, the concept of Multi-AP coordination is discussed to achieve Ultra High-reliability (UHR) goals. The use of both Coherent Joint Transmission (JT) and Non-coherent transmission technologies is explored for improved reliability and performance in wireless commun
0 views • 16 slides
SMMPA Annual Meeting Transmission Rate Update 2018
SMMPA, a not-for-profit political subdivision in Minnesota, updated its transmission rate formula in August 2018. The Attachment O timeline outlines crucial dates for stakeholders, including the annual meeting on formula rate updates. SMMPA, as a Transmission Owner in MISO, follows FERC-approved tem
0 views • 8 slides
Time Distribution System R&D Update for Hyper-Kamiokande Experiment
In the February 2020 update, Stefano Russo from LPNHE Paris presented the progress on the time distribution system R&D for the Hyper-Kamiokande experiment. The focus is on implementing a bidirectional data exchange link with a large bandwidth capacity for synchronous, phase-deterministic protocol. T
0 views • 17 slides
Proposed Amendments to GRIDCO Regulations for Transmission Charges
The proposed amendments to the CERC regulations aim to alleviate the burden of transmission charges on GRIDCO and consumers in Odisha. The amendments focus on the sharing of inter-state transmission charges and losses, including the substitution of LTA/MTOA with GNA for sharing transmission charges.
0 views • 7 slides
Understanding Bandwidth, Channel Capacity, and Noise in Communication Networks
Bandwidth is a crucial aspect of network capacity, describing the data transfer speed and carrying capacity of a channel. Channel capacity involves factors like data rate, bandwidth, noise, and error rate. Noise sources include thermal noise, impulse noise, and delay distortion, impacting signal qua
0 views • 5 slides
Analysis of ACLR MBW Definition Alignment Between FR1 and FR2 in 3GPP TSG-RAN WG4 Meeting #94-e-bis
The discussion in the 3GPP TSG-RAN WG4 Meeting #94-e-bis focused on aligning the ACLR Measurement Bandwidth (MBW) definition between Frequency Range 1 (FR1) and Frequency Range 2 (FR2). Issues were raised regarding the current MBW specification, particularly in capturing the transmission signal full
0 views • 12 slides
Cognitive Passive Estimation of Available Bandwidth in Overlapped IEEE 802.11 WiFi WLANs
Efficient bandwidth estimation is crucial for network management and QoS applications, with cognitive passive methods offering insights without additional traffic loads. This research explores the impact of control messaging overhead, network topology, channel usage, hidden/exposed terminals, and pa
0 views • 13 slides
DeltaINT: General In-band Network Telemetry with Low Bandwidth Overhead
This paper discusses DeltaINT, a novel framework for in-band network telemetry aimed at reducing bandwidth overhead while ensuring high generality and convergence. It addresses the limitations of existing methods by providing theoretical analysis on bandwidth mitigation guarantees and offering softw
0 views • 20 slides
Meeting Home Networking Bandwidth Needs with GEPOF Technology
Gigabit Ethernet over Polymer Optical Fiber (GEPOF) is a promising technology addressing the growing bandwidth requirements in home networking. Advances in FTTH technology enable high-speed connections for Smart Homes, supporting services like cloud computing, 4K video streaming, and Internet of Thi
0 views • 15 slides
Intelligent DRAM Cache Strategies for Bandwidth Optimization
Efficiently managing DRAM caches is crucial due to increasing memory demands and bandwidth limitations. Strategies like using DRAM as a cache, architectural considerations for large DRAM caches, and understanding replacement policies are explored in this study to enhance memory bandwidth and capacit
0 views • 23 slides
Understanding Bandwidth and Dispersion in Fiber Optic Communication
This presentation provides a comprehensive overview of bandwidth and dispersion in fiber optic communication. It covers essential terminologies like microns, nanometers, millimeters, and dB, explaining concepts such as bandwidth capacity, dispersion cancellation, and modal bandwidth in multimode fib
0 views • 24 slides
Evolution of Communication Systems: From Bandwidth Division to Spread Spectrum
Third-generation communication systems utilize Pseudo-Noise (PN) codes to share bandwidth without interference, while first and second-generation systems divide bandwidth into smaller channels. PN codes are vectors with 1s and -1s, orthogonal to each other. Users transmit data using PN coding, combi
0 views • 14 slides
Overview of UE RF Requirements for 35/45MHz Channel Bandwidth in 3GPP Meeting #97-e
The document discusses the introduction of 35/45MHz channel bandwidth in UE RF requirements for various bands. It covers equation-based requirements and limitations in UL configurations based on bandwidth allocation. The scope includes capturing content from the first round discussions and clarifyin
0 views • 16 slides
Enhancing Bandwidth of Channel State Information (CSI) for Wireless Sensing Applications
This submission delves into the necessity of expanding the bandwidth of Channel State Information (CSI) in wireless environments to cater to the demands of time-sensitive wireless sensing applications. It explores the implications of high-bandwidth CSI on enhancing wireless channel understanding, ac
0 views • 12 slides
Understanding Digital Communications in CTE Department: Concepts and Applications
In the realm of Digital Communications at the CTE Department, delve into a thorough exploration of fundamental principles and practical applications. Concepts such as television signal transmission, binary PCM, quantization levels, code word lengths, transmission bandwidth, signaling rates, and nois
0 views • 8 slides